Merge branch 'master' of ssh://bitbucket.org/czan/honours

1 files changed, 34 insertions, 0 deletions

diff --git a/clang/test/CodeGen/compound-literal.c b/clang/test/CodeGen/compound-literal.c
new file mode 100644
index 0000000..969c5af
--- /dev/null
+++ b/clang/test/CodeGen/compound-literal.c
@@ -0,0 +1,34 @@
+// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s
+
+int* a = &(int){1};
+struct s {int a, b, c;} * b = &(struct s) {1, 2, 3};
+_Complex double * x = &(_Complex double){1.0f};
+typedef int v4i32 __attribute((vector_size(16)));
+v4i32 *y = &(v4i32){1,2,3,4};
+
+void xxx() {
+int* a = &(int){1};
+struct s {int a, b, c;} * b = &(struct s) {1, 2, 3};
+_Complex double * x = &(_Complex double){1.0f};
+}
+
+// CHECK: define void @f()
+void f() {
+  typedef struct S { int x,y; } S;
+  // CHECK: [[S:%[a-zA-Z0-9.]+]] = alloca [[STRUCT:%[a-zA-Z0-9.]+]],
+  struct S s;
+  // CHECK-NEXT: [[COMPOUNDLIT:%[a-zA-Z0-9.]+]] = alloca [[STRUCT]]
+  // CHECK-NEXT: [[CX:%[a-zA-Z0-9.]+]] = getelementptr inbounds [[STRUCT]]* [[COMPOUNDLIT]], i32 0, i32 0
+  // CHECK-NEXT: [[SY:%[a-zA-Z0-9.]+]] = getelementptr inbounds [[STRUCT]]* [[S]], i32 0, i32 1
+  // CHECK-NEXT: [[TMP:%[a-zA-Z0-9.]+]] = load i32* [[SY]]
+  // CHECK-NEXT: store i32 [[TMP]], i32* [[CX]]
+  // CHECK-NEXT: [[CY:%[a-zA-Z0-9.]+]] = getelementptr inbounds [[STRUCT]]* [[COMPOUNDLIT]], i32 0, i32 1
+  // CHECK-NEXT: [[SX:%[a-zA-Z0-9.]+]] = getelementptr inbounds [[STRUCT]]* [[S]], i32 0, i32 0
+  // CHECK-NEXT: [[TMP:%[a-zA-Z0-9.]+]] = load i32* [[SX]]
+  // CHECK-NEXT: store i32 [[TMP]], i32* [[CY]]
+  // CHECK-NEXT: [[SI8:%[a-zA-Z0-9.]+]] = bitcast [[STRUCT]]* [[S]] to i8*
+  // CHECK-NEXT: [[COMPOUNDLITI8:%[a-zA-Z0-9.]+]] = bitcast [[STRUCT]]* [[COMPOUNDLIT]] to i8*
+  // CHECK-NEXT: call void @llvm.memcpy{{.*}}(i8* [[SI8]], i8* [[COMPOUNDLITI8]]
+  s = (S){s.y,s.x};
+  // CHECK-NEXT: ret void
+}